AU4157185A - Mebfuhler zur untersuchung von flussigkeiten - Google Patents

Mebfuhler zur untersuchung von flussigkeiten

Info

Publication number
AU4157185A
AU4157185A AU41571/85A AU4157185A AU4157185A AU 4157185 A AU4157185 A AU 4157185A AU 41571/85 A AU41571/85 A AU 41571/85A AU 4157185 A AU4157185 A AU 4157185A AU 4157185 A AU4157185 A AU 4157185A
Authority
AU
Australia
Prior art keywords
electrodes
mebfuhler
measuring probe
liquids
measurements
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU41571/85A
Other languages
English (en)
Inventor
Hellwig Gunter
Bauseer Herbert
Chmiel Horst
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Original Assignee
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV filed Critical Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Publication of AU4157185A publication Critical patent/AU4157185A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/2888—Lubricating oil characteristics, e.g. deterioration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/227—Sensors changing capacitance upon adsorption or absorption of fluid components, e.g. electrolyte-insulator-semiconductor sensors, MOS capacitors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Electrochemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Eye Examination Apparatus (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Protection Of Generators And Motors (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Measurement Of Radiation (AREA)
  • Carbon And Carbon Compounds (AREA)
AU41571/85A 1984-04-06 1985-04-09 Mebfuhler zur untersuchung von flussigkeiten Abandoned AU4157185A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3413135 1984-04-06
DE19843413135 DE3413135A1 (de) 1984-04-06 1984-04-06 Messsonde zur erfassung qualitativer aenderungen von fluessigkeiten

Publications (1)

Publication Number Publication Date
AU4157185A true AU4157185A (en) 1985-11-01

Family

ID=6232936

Family Applications (1)

Application Number Title Priority Date Filing Date
AU41571/85A Abandoned AU4157185A (en) 1984-04-06 1985-04-09 Mebfuhler zur untersuchung von flussigkeiten

Country Status (9)

Country Link
EP (1) EP0182795B1 (no)
JP (1) JPH0752167B2 (no)
AT (1) ATE78924T1 (no)
AU (1) AU4157185A (no)
DE (2) DE3413135A1 (no)
DK (1) DK167037B1 (no)
FI (1) FI854815A0 (no)
NO (1) NO179386C (no)
WO (1) WO1985004718A1 (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3643389A1 (de) * 1986-12-19 1988-07-07 Duerrwaechter E Dr Doduco Verfahren zum erzeugen eines elektrischen sinussignals mit veraenderlicher frequenz
DE3812687A1 (de) * 1988-04-16 1989-10-26 Duerrwaechter E Dr Doduco Kapazitiver sensor zum bestimmen des niveaus einer fluessigkeit in einem behaelter
DE3840961A1 (de) * 1988-12-05 1990-06-07 Hellige Gmbh Ionensensitive elektrode und verfahren zur temperaturgangkompensation bei solchen elektroden
DE3904142C2 (de) * 1989-02-11 1994-06-16 Hans Dipl Ing Gluesing Verfahren und Vorrichtung zur On-line Kontrolle von Motorenölen
DE4004192A1 (de) * 1989-12-04 1991-08-22 Hauber Elektronik Gmbh Messgeraet zur bestimmung des wassergehalts in bremsfluessigkeiten von kraftfahrzeugen
US5488311A (en) * 1990-05-30 1996-01-30 Japan Electronic Control Systems Co., Ltd. Apparatus and method for measuring alcohol concentration of liquid blended with alcohol applicable to an automotive vehicle mounted internal combustion engine
JP2519116B2 (ja) * 1990-05-30 1996-07-31 株式会社ユニシアジェックス 静電容量式アルコ―ル濃度測定装置
DE4115664A1 (de) * 1991-05-14 1992-11-19 Werner Maier Kaeltemitteloelsensor mit externem saeurewarngeraet
US6690569B1 (en) 1999-12-08 2004-02-10 Sensirion A/G Capacitive sensor
DE10025690A1 (de) * 2000-05-24 2001-11-29 Zahnradfabrik Friedrichshafen Vorrichtung zur Sensierung des Ölzustands
TWI475220B (zh) * 2012-10-31 2015-03-01 Univ Nat Taiwan 簡易油品品質檢測裝置及檢測方法
DE102014210122A1 (de) * 2014-05-27 2015-12-03 Robert Bosch Gmbh Vorrichtung zum Bestimmen eines Werts einer zu messenden Eigenschaft eines Fluids, Verfahren zum Betreiben einer Vorrichtung zum Bestimmen eines Werts einer zu messenden Eigenschaft eines Fluids sowie Verfahren zum Herstellen einer Vorrichtung zum Bestimmen eines Werts einer zu messenden Eigenschaft eines Fluids
JP7132886B2 (ja) * 2019-05-28 2022-09-07 株式会社豊田中央研究所 腐食侵入水素測定装置および腐食侵入水素評価方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3453143A (en) * 1965-10-13 1969-07-01 Singer General Precision Method of making a moisture sensitive capacitor
DE2938434C2 (de) * 1979-09-22 1981-07-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Kapazitiver Feuchtigkeitsfühler und Verfahren zur Herstellung des Fühlers
FR2498329A1 (fr) * 1981-01-19 1982-07-23 Commissariat Energie Atomique Hygrometre capacitif a dielectrique mince et son procede de fabrication
DE3151630C2 (de) * 1981-12-28 1986-07-03 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Feuchtigkeitsfühler und Verfahren zu seiner Herstellung
US4571543A (en) * 1983-03-28 1986-02-18 Southwest Medical Products, Inc. Specific material detection and measuring device

Also Published As

Publication number Publication date
DE3413135A1 (de) 1985-10-17
ATE78924T1 (de) 1992-08-15
WO1985004718A1 (en) 1985-10-24
EP0182795B1 (de) 1992-07-29
JPH0752167B2 (ja) 1995-06-05
FI854815A (fi) 1985-12-04
FI854815A0 (fi) 1985-12-04
DK567585A (da) 1985-12-06
JPS61502836A (ja) 1986-12-04
DK167037B1 (da) 1993-08-16
EP0182795A1 (de) 1986-06-04
NO854902L (no) 1985-12-05
DK567585D0 (da) 1985-12-06
NO179386C (no) 1996-09-25
NO179386B (no) 1996-06-17
DE3586417D1 (de) 1992-09-03

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